package com.itheima.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import com.itheima.reggie.common.BaseContext;
import com.itheima.reggie.common.R;
import com.itheima.reggie.entity.AddressBook;
import com.itheima.reggie.service.IAddressBookService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

@RestController
@RequestMapping("/addressBook")
@Slf4j
public class AddressBookController {
    @Autowired
    private IAddressBookService addressBookService;

    /**
     * 新增
     * @param addressBook
     * @return
     */
    @PostMapping
    public R<String> save(@RequestBody AddressBook addressBook){
        addressBook.setUserId(BaseContext.getCurrentId());
        addressBookService.save(addressBook);
        return R.success("保存地址成功");
    }

    /**
     * 设置默认地址
     * @param addressBook
     * @return
     */
    @PutMapping("/default")
    public R<AddressBook> setDefault(@RequestBody AddressBook addressBook){
        LambdaUpdateWrapper<AddressBook> qw = new LambdaUpdateWrapper<>();
        //SQL:update address_book set is_default = 0 where user_id = ?
        qw.set(AddressBook::getIsDefault,0);// set is_default = 0
        qw.eq(AddressBook::getUserId,BaseContext.getCurrentId());// where user_id =?
        addressBookService.update(qw);
        //SQL:update address_book set is_default = 1 where id = ?
        addressBook.setIsDefault(1);
        addressBookService.updateById(addressBook);
        return R.success(addressBook);
    }
    /**
     * 根据ID查询地址
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    public R<AddressBook> selectById(@PathVariable Long id){
        AddressBook addressBook = addressBookService.getById(id);
        if(addressBook != null){
            return R.success(addressBook);
        }
        return R.error("没有找到该对象");
    }
    /**
     * 查询默认地址
     * @return
     */
    @GetMapping("/default")
    public R<AddressBook> getDefault(){
        //SQL:select * from address_book where user_id = ? and is_default = 1
        LambdaQueryWrapper<AddressBook> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.eq(AddressBook::getUserId,BaseContext.getCurrentId());
        queryWrapper.eq(AddressBook::getIsDefault,1);

        AddressBook addressBook = addressBookService.getOne(queryWrapper);
        if(addressBook == null){
            return R.error("没有找到该对象");
        }
        return R.success(addressBook);
    }
    /**
     * 查询指定用户的全部地址
     * @param addressBook
     * @return
     */
    @GetMapping("/list")
    public R<List<AddressBook>> list(AddressBook addressBook){
        addressBook.setUserId(BaseContext.getCurrentId());
        //根据当前登录用户ID，查询所有的地址列表 select * from address_book where user_id = ? order by update_time desc
        LambdaQueryWrapper<AddressBook> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.eq(addressBook.getUserId() != null,AddressBook::getUserId,addressBook.getUserId());
        queryWrapper.orderByDesc(AddressBook::getUpdateTime);
        List<AddressBook> list = addressBookService.list(queryWrapper);
        if(list == null){
            return R.error("没有找到该对象");
        }
        return R.success(list);
    }
    /**
     * 删除地址【可能是多个】
     * @param ids
     * @return
     */
    @DeleteMapping
    public R<String> deleteByIds(@RequestParam List<Long> ids){
        addressBookService.removeByIds(ids);
        return R.success("删除成功");
    }
    /**
     *修改地址
     * @param addressBook
     * @return
     */
    @PutMapping
    public R<String> update(@RequestBody AddressBook addressBook){
        addressBookService.updateById(addressBook);
        return R.success("修改成功");
    }
}
